The National Labor Relations Act (NLRA) applies to most employers whether or not a union exists within the company. Protected concerted activity is not only related to union activity. Employees are allowed to complain about work conditions. The National Labor Relations Board (NLRB) continues to aggressively define protected, concerted activity. General Counsel, Richard J. Griffin recently compiled a report to provide employers guidance concerning work rules. The report discusses the NLRB’s opinion about the several categories of workplace rules. In general, broad statements prohibiting conduct are unlawful. For example, defining confidential as unauthorized disclosure could adversely affect the [Employer’s] interests, […]